Which of the following best describes the solution to the system of equations below? -6x + 3y = -6 7x - 3y = 6 a. the system of equations has exactly one solution where x = 6 and y = 2. b. the system of equations has no solution. c. the system of equations has exactly one solution where x = 0 and y = -2. d. the system of equations has infinitely many solutions.

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

What is the value of -3/4 to the 4th power? -256/81 -81/256 81/256 256/81

What exclusions are placed on the variable x for the fraction = ? - 0 -1 none